var ua = navigator.userAgent;
var ual = ua.toLowerCase();

var brokenHover = ((ual.indexOf("msie") != -1) && (ual.indexOf("konqueror") == -1));
var mozPosBug = false;

var bd = ua.match(/Gecko\/(\d+)/);
if (bd) {
	try {
		var d = new Date(bd[1].substr(0, 4), bd[1].substr(4,2), bd[1].substr(6,2));
		if (d <= new Date( 2003, 10, 18 )) {
			mozPosBug = true;
		}
	} catch (e) {}}

function dSM( num ) {
	if (brokenHover) {
		var sm = document.getElementById('subMenu' + num);
//		sm.style.visibility = "visible";
//sm.style.display = "block";
sm.style.visibility = "visible";
	} else if (mozPosBug) {
		var sm = document.getElementById('subMenu' + num);
//		sm.style.marginTop = "20";
sm.style.marginTop = "0";
	}
}

function hSM( num ) {
	if (!brokenHover) return;
	var sm = document.getElementById('subMenu' + num);
//	sm.style.visibility = "hidden";
//sm.style.display = "none";
sm.style.visibility = "hidden";
}